21894310

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 19162970

約数列:

[1, 2, 5, 10, 43, 59, 86, 118, 215, 295, 430, 590, 863, 1726, 2537, 4315, 5074, 8630, 12685, 25370, 37109, 50917, 74218, 101834, 185545, 254585, 371090, 509170, 2189431, 4378862, 10947155, 21894310]

約数ペア:

[(1, 21894310), (2, 10947155), (5, 4378862), (10, 2189431), (43, 509170), (59, 371090), (86, 254585), (118, 185545), (215, 101834), (295, 74218), (430, 50917), (590, 37109), (863, 25370), (1726, 12685), (2537, 8630), (4315, 5074)]